Apos TOPPING-DX3 Pro+ Ensemble

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Apos Ensembles are equipment bundles that have been specially curated by our team of audio professionals. Just as an ensemble refers to a group of musicians playing together, each of our ensembles is a coordinated group of equipment that we’ve brought together to form a superior listening experience.

Meet the TOPPING-DX3 Pro+ Ensemble

The TOPPING-DX3 Pro + Ensemble combines the TOPPING DX3 Pro + DAC/Amp with a headphone of your choice.

The TOPPING-DX3 Pro+ Ensemble Includes

Specs summary

Note: For full specs, please visit the individual product pages.


  • ESS ES9038Q2M DAC chip
  • LDAC audio
  • THD+N: 0.00015%
  • DSD512
  • PCM768kHz
  • XMOS XU208
  • Built-in NFC headphone amp
  • Remote control


  • Frequency Response: 6Hz - 75kHz
  • Impedance: 37 ohms
  • Sensitivity: 94db
  • Weight: 13.1oz (372g)
  • Cable Length: 1.5m
  • Headphone Connectors: 3.5mm

Apos Caspian

  • Fun-sounding, non-fatiguing for marathon sessions
  • 50mm dynamic driver
  • Open-back
  • All-natural oak earcups sourced from the North Caucasus mountains
  • Inch-deep sheepskin ear pads with acoustic memory-foam inner filling.
  • Stainless steel yoke and headband
  • Natural leather headband for all-day comfort
  • Aluminum alloy grille
  • Graphene-coated multilayered composite membrane with variable thickness
  • CCAW coil (aluminum core coated with oxygen-free copper)
  • Internal litz wiring
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